What's the weather like in May in Balikun, Xinjiang? What should I bring to play?

Now the average temperature in Barkol is -4℃ ~ 9℃. The average temperature during the day is 9 degrees Celsius. It is recommended to wear warm clothes such as suits, coats, jackets, jackets and thin sweaters. The average temperature at night is MINUS 4 degrees Celsius. It is recommended to wear thick warm clothes such as cotton-padded clothes, winter clothes, leather jackets, tweed coats, fedora hats, gloves, down jackets and fur coats. It is expected to be around 20 degrees in May, but it is still cold at night, with a large temperature difference between day and night. Thick and thin clothes should be prepared.